diff --git a/libs/community/langchain_community/chat_models/perplexity.py b/libs/community/langchain_community/chat_models/perplexity.py
index 479b3fd4780..23d7c9e09a6 100644
--- a/libs/community/langchain_community/chat_models/perplexity.py
+++ b/libs/community/langchain_community/chat_models/perplexity.py
@@ -230,9 +230,9 @@ class ChatPerplexity(BaseChatModel):
             )
             default_chunk_class = chunk.__class__
             chunk = ChatGenerationChunk(message=chunk, generation_info=generation_info)
-            yield chunk
             if run_manager:
                 run_manager.on_llm_new_token(chunk.text, chunk=chunk)
+            yield chunk
 
     def _generate(
         self,